/*
* INSANE - Interactive Structural Analysis Environment
*
* Copyright (C) 2003-2005
* Universidade Federal de Minas Gerais
* Escola de Engenharia
* Departamento de Engenharia de Estruturas
* 
* Author's email :    insane@dees.ufmg.br
* Author's website :  http://www.dees.ufmg.br/insane
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
* 
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package br.ufmg.dees.insane.ui.rich.full.command;

import java.awt.Shape;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;

import javax.imageio.ImageIO;
import javax.imageio.ImageWriter;
import javax.imageio.stream.ImageOutputStream;
import javax.swing.JInternalFrame;

import br.ufmg.dees.insane.commons.command.Command;
import br.ufmg.dees.insane.model.Model;
import br.ufmg.dees.insane.reports.ModelAWTViewer;
import br.ufmg.dees.insane.ui.rich.full.InsaneInternalInterface;

/**
 * @author Fonseca, Flavio & Pitangueira, Roque
 * @since June 2004
 * @see gui.command.Command
 */
public class ViewReportCommand implements Command {
    
    private InsaneInternalInterface parent;
	private String drawingFile;
	
//*****************************************************************************
	
    /**
     * Creates new ViewRelatoryCommand
     *
     * @see gui.command.Command#execute()
     * @param parent The JInternalFrame parent.
     */
    public ViewReportCommand(JInternalFrame parent) {
        this.parent = (InsaneInternalInterface)parent;
    }
	
//*****************************************************************************
	
    public void execute() {
		Model model = parent.getModel();
		this.exportDrawing();
		ModelAWTViewer app = new ModelAWTViewer(drawingFile);
		app.setModel(model);
		try {
			app.viewModel();
		} catch (Exception e) {}
	}
	
//*****************************************************************************
	
    public void undo() {}
	
//*****************************************************************************
	
    public void redo() {}
    
//*****************************************************************************
	
	public void exportDrawing() {
		
		boolean saveGrid = parent.getModelState().isGridOn();
		boolean saveSnap = parent.getModelState().getSnap();
		Shape saveShape = parent.getDrawing().getShape();
		parent.getDrawing().setGrid(false);
		parent.getDrawing().setSnap(false);
		parent.getDrawing().setShape(null);
		Command cmd = new FitCommand(parent);
		cmd.execute();
		
		File jpgFile = new File("drawingFile.jpg");
		
		try {
			jpgFile = File.createTempFile("drawing", "jpg");
			jpgFile.delete();
		}catch (Exception e) {}
		
		jpgFile.deleteOnExit();
		drawingFile = jpgFile.getAbsolutePath();
		
		Iterator writers = ImageIO.getImageWritersByFormatName("jpeg");
		ImageWriter writer = (ImageWriter)writers.next();
		
		try{
			ImageOutputStream ios = ImageIO.createImageOutputStream(jpgFile);
			writer.setOutput(ios);
			//getting and writing the buffered image in the output stream
			writer.write(parent.getDrawing().getImage());
		} catch (IllegalArgumentException e) {
			System.out.println("One of the arguments to write image is null");
			e.printStackTrace();
		} catch (IOException ie) {
			System.out.println("Exception occured in I/O");
			ie.printStackTrace();
		}
		
		parent.getDrawing().setGrid(saveGrid);
		parent.getDrawing().setSnap(saveSnap);
		parent.getDrawing().setShape(saveShape);
		parent.getDrawing().repaint();
		cmd = new LastZoomCommand(parent);
		cmd.execute();
	}
	
//*****************************************************************************
}
